package com.itheima.day05.myInteger.test4;

public class Test {
    public static void main(String[] args) {
        String str1 = "100";
        Integer i1 = 100;
        System.out.println(str1 + i1);

        int i2 = Integer.parseInt(str1);
        System.out.println(i2 + i1);

        String str2 = i2 + "";
        System.out.println(str2 + 100);

        int i3 = Integer.parseInt(str2);
        System.out.println(i3 + i1);

        String str3 = String.valueOf(i3);
        System.out.println(str3 + i1);

    }
}
